Abstract: The present invention may provide a nano-sized composite having excellent electrical conductivity and specific surface area. The present invention may provide a method of producing the above-described composite through a simple process without an ultracentrifugation process or a flash annealing step. The present invention may provide an energy storage device having high power performance and having excellent specific capacity characteristics not only at low current density but also at high current density.

Abstract: A storage system includes: a first device connected to a host through an interface including a first and second switches; and a second device connected to the host through the interface. The first device includes: a first controller; a first memory; and a first shared memory including information about a first degradation of the first memory. The second device includes: a second controller; a second memory; and a second shared memory including information about a second degradation of the second memory, the second shared memory being accessible by the first controller through the first switch, and wherein the first controller is configured to: receive a command related to an operation of the first memory from the host, and control the second controller to perform the command, instead of the first controller, based on identifying that the first degradation is higher than the second degradation.

Abstract: A modified conjugated diene-based polymer and a rubber composition including the same are disclosed herein. The modified conjugated diene-based polymer has excellent processability and good tensile strength and viscoelasticity. In some embodiments, a modified conjugated diene-based polymer includes silicon (Si) and nitrogen (N), and has an N content of 150 ppm or more based on the weight of the modified conjugated diene-based polymer and a rate of change of mooney viscosity (MVR) of 20% or less.

Abstract: A femoral stem design method includes: a data collection step of collecting femur data from a plurality of patients; a measurement standard setting step of setting a standard for designing a femoral stem with respect to the femur data of the plurality of patients; a measurement step of measuring a predetermined part of a femur from the plurality of femur data; a dimension determination step of determining dimensions of each part of a plurality of implants to be inserted into the femur; and a shape determination step of determining shapes of the plurality of implants according to the dimensions of the plurality of implants, wherein the measurement standard setting step includes a boundary setting step of setting a boundary that distinguishes cortical bone and cancellous bone from the femur data of the plurality of patients, and an axis setting step of setting an axis extending from the proximal part to the distal part of the femur.

Abstract: The present invention relates to lithium metal oxide nanoparticles and a method for preparing the same and provides lithium metal oxide nanoparticles each having a shape of a hexahedron with a square outer cross section or a hexahedron with at least one chamfered corner and comprising a hollow of which a cross section is a square or a square having at least one chamfered corner, and a method for preparing the same, so that the lithium metal oxide nanoparticles can be utilized as an electrode material of a next-generation electronic device in which a contact area between an electrode and an electrolyte is increased to improve the charge and discharge rate characteristics and improve the conductivity.

Abstract: A storage device includes a memory module including a memory device, a module board including a memory controller configured to control the memory device, and a memory connector disposed on one side of the module board. The storage device also includes a first enclosure disposed on a first surface of the memory module, a second enclosure disposed on a second surface opposite to the first surface of the memory module, and a first sensor disposed on the first enclosure and configured to detect a state and provide a signal for the state to the memory controller. The first enclosure includes a first long side extending in a first direction and a first short side extending in a second direction perpendicular to the first direction. A ratio of the first long side to the first short side ranges from 1.2 to 3.5.

Abstract: Provided relates to a precast-concrete stairway room construction method for constructing a stairway room with one coupling operation by manufacturing the stairway room to have a structure formed by vertically dividing the stairway room into left and right sides, wherein the construction method comprises: a mold preparing step (S10); a rebar arranging step (S20); a concrete placing and curing step (S30); a divided structure manufacturing step (S40); a structure attaching step (S50); and a structure bonding step (S60).

Abstract: A modified conjugated diene-based polymer and a rubber composition including the same are disclosed herein. The modified conjugated diene-based polymer has excellent processability and good tensile strength and viscoelasticity. In some embodiments, a modified conjugated diene-based polymer includes silicon (Si) and nitrogen (N), and has an N content of 150 ppm or more based on the weight of the modified conjugated diene-based polymer and a rate of change of mooney viscosity (MVR) of 20% or less.

Abstract: Disclosed is an electronic device according to various embodiments. The electronic device includes: a housing including a metal portion and a polymer portion, a substrate disposed in the housing, a connector disposed in the housing and that electrically connecting the metal portion and the substrate, and a screw fastening the metal portion of the housing and the connector and passing through the connector and at least a portion of the metal portion. The connector includes: a base portion seated on the metal portion and through which the screw passes, a movable portion at least partially facing the base portion and through which the screw passes, a bending portion connecting one side of the base portion and the movable portion, and a connecting portion extending from an opposite side of the base portion and connected to the substrate.

Abstract: The present application relates to a conductive structure formed by connecting a modified graphene oxide or modified carbon nanotube with a conductive polymer, and an antistatic composition including the same. The antistatic composition of the present application has advantages of an excellent adhesive property, improved surface roughness, mechanical strength, and improved electrical properties.

Abstract: The present invention relates to a metal-organic framework and an energy storage system having the same, and more specifically, to an energy storage system that is capable of providing excellent electrical conductivity and electrochemical capacity properties, especially excellent electrochemical performance at low temperatures, by means of a novel one-dimensional metal-organic framework having thianthrene-based organic ligands.

Abstract: Disclosed herein is an electrochemical device forming a chip-capacitor or a super-capacitor. The electrochemical device includes: a ceramic substrate having a nonconductive ceramic layer, a current collecting layer disposed on a nonconductive ceramic layer and made of ceramic or cermet, and a metal layer arranged on outer surfaces of the nonconductive ceramic layer and the current collecting layer; an electrode having a positive electrode and a negative electrode and formed on the current collecting layer; and a nonconductive ceramic packaging module located on the ceramic substrate to accommodate electrolyte therein, wherein the metal layer is exposed to the outside of the nonconductive ceramic packaging module.

Abstract: The present invention relates to a metal-organic framework and an energy storage system having the same, and more specifically, to an energy storage system that is capable of providing excellent electrical conductivity and electrochemical capacity properties, especially excellent electrochemical performance at low temperatures, by means of a novel one-dimensional metal-organic framework having thianthrene-based organic ligands.

Abstract: The present invention may provide a nano-sized composite having excellent electrical conductivity and specific surface area. The present invention may provide a method of producing the above-described composite through a simple process without an ultracentrifugation process or a flash annealing step. The present invention may provide an energy storage device having high power performance and having excellent specific capacity characteristics not only at low current density but also at high current density.

Abstract: In some embodiments, a storage device includes a printed circuit board, a memory device coupled to the printed circuit board, a storage controller which controls the memory device and is coupled to the printed circuit board, an active interposer including a logic element coupled to the printed circuit board, a sensor disposed inside the active interposer and configured to sense an impact and provide a sensor signal of the impact to the storage controller, and a strain gauge disposed inside the active interposer and configured to measure a physical strain and provide a signal about the physical strain to the storage controller.

Abstract: A wearable body fat combustion measurement device includes a housing including a first chamber with an opening, a fixing means attached to the housing and configured to bring the housing into close contact with a user's skin in a state in which the opening of the first chamber faces the user's skin, a measurement sensor disposed inside the first chamber and configured to generate an electrical signal according to an amount of acetone contained in a gas evaporated from sweat discharged from the user's skin and introduced into the first chamber through the opening, a reference sensor disposed outside the first chamber and configured to generate an electrical signal according to a concentration of a gas component contained in an ambient air and detectable by the measurement sensor, and a signal processor configured to process the electrical signals received from the measurement sensor and the reference sensor.

Abstract: A storage device comprises first and second storage devices mounted on respective first and second PCBs (Printed Circuit Boards) that are separated from each other, the first and second PCBs configured to store different data. The first storage device includes a first storage controller, and a first shock sensor that senses an impact of the first storage device to output a first sensor signal. The second storage device includes a second shock sensor different from the first shock sensor, and senses an impact of the second storage device to output a second sensor signal. The first storage controller outputs a first internal control signal that controls an internal operation of the first storage device based on the first sensor signal. The first storage device and the second storage device transmit data to each other based on the first sensor signal and the second sensor signal.